Okay gamila, if you have a beam of red light, and you change its wavelength by 1nm every minute, eventually you're going to end up with a completely different color. But when, with such small changes that are individually imperceptible, do you stop having red light? At what exact wavelength does the...

AFJ, do you seriously mean to propose that Newton began with an assumption of calculus, and that Einstein began with an assumption of relativity? Or, for that matter, that Copernicus began with an assumption of heliocentricism, and that is all this is, a mere assumption? So what you are telling me i...